What does imposing a naval blockade on Iranian ports mean?

Same day, same topic

• 23:58 Syria TV News The Atlantic, citing military officials: The blockade preventing ships from leaving Iranian ports will begin with air power source ↗
• 23:58 تلفزيون سوريا The Atlantic, citing military officials: The blockade preventing ships from leaving Iranian ports will begin with air power source ↗
• 23:40 Lindsey Snell Employees of French cement company Lafarge were convicted of financing terrorism for bribing terror groups in Syria, including Nusra source ↗
• 23:40 Al Jazeera English Iranian state media has reported that the country is demanding war damage compensation from Bahrain, Saudi Arabia, Qatar, the UAE, and Jordan, citing comments… source ↗
• 23:33 Google News Idlib AR Dead and wounded in explosions of war remnants in Hama, Idlib and Damascus - Al-Araby Al-Jadeed source ↗
• 22:17 Google News Suwayda AR Engineer Munir Najib al-Bahri killed by gunmen during an attempted kidnapping in the city of Sweida, according to a Sweida 24 correspondent, who reported the… source ↗
• 22:17 السويداء24 Engineer Munir Najib al-Bahri killed by gunmen during an attempted kidnapping in the city of Sweida, according to a Sweida 24 correspondent, who reported the… source ↗
• 22:06 Syria TV News Hasakah Information Directorate quoting the Presidential team tasked with integrating QSD: The Ministry of Interior will take over all prisons belonging to QSD… source ↗
• 22:06 المرصد السوري All of one family | Seven people killed and injured in landmine explosion in Hama source ↗
• 22:06 تلفزيون سوريا Hasakah Information Directorate quoting the Presidential Team tasked with integrating QSD: The Ministry of Interior will take over all prisons belonging to QSD… source ↗